Home / 130,059.28-194,970.70-50,046.20

Finding the Fourth Proportional to 130,059.28, 194,970.70 and 50,046.20

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Solution

The fourth proportional to 130,059.28, 194,970.70 and 50,046.20 is: 75,023.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,059.28 : 194,970.70 = 50,046.20 : x
  2. Step 2: Convert to fraction form
    130,059.28/194,970.70 = 50,046.20/x
  3. Step 3: Cross multiply
    130,059.28x = 194,970.70 × 50,046.20
  4. Step 4: Simplify right side
    130,059.28x = 9,757,542,646.34
  5. Step 5: Solve for x
    x = 9,757,542,646.34/130,059.28
  6. Step 6: Final answer
    x = 75,023.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.